ClassID:

85636

C01F7/066 - CPC Classification

Classification description:

Compounds of aluminium; Aluminium oxide; Aluminium hydroxide; Aluminates; Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process Treatment of the separated residue

Recent Application in this class:
#1
20230051612
2023-02-16

ACID WASH OF RED MUD (BAUXITE RESIDUE)

#2
20230029435
2023-01-26

METHOD OF TREATMENT OF BAUXITE RESIDUE, SOLID OBTAINED BY THIS METHOD AND BAUXITE TREATMENT PROCESS INCLUDING THIS METHOD OF TREATMENT OF THE BAUXITE RESIDUE

#3
20220185688
2022-06-16

Acid wash of red mud (bauxite residue)

#4
20200299145
2020-09-24

Method for aluminum-enhanced dealkalization of red mud and separation and recovery of aluminum and iron

#5
20200181024
2020-06-11

Method of treatment of bauxite residue, solid obtained by this method and bauxite treatment process including this method of treatment of the bauxite residue

#6
20200179872
2020-06-11

System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud

#7
20180355125
2018-12-13

Dry water soluble polymer particles

#8
20170137298
2017-05-18

Compositions for enhancing production of aluminum hydroxide in an aluminum hydroxide production process

#9
20160369372
2016-12-22

Method for the acid treatment of red mud

#10
20160369068
2016-12-22

Dry water soluble polymer particles

#11
20160289791
2016-10-06

Deriving high value products from waste red mud

#12
20160153071
2016-06-02

Processes for recovering rare earth elements from aluminum-bearing materials

#13
20160152485
2016-06-02

Process and plant for purifying red mud

#14
20150360966
2015-12-17

Process and apparatus for obtaining material of value from a bauxite residue

#15
20150353831
2015-12-10

Modified carbonized red mud

#16
20150353830
2015-12-10

Inorganic, halogen-free flameproofing agent on the basis of chemically modified recarbonized red mud

#17
20150307965
2015-10-29

Processes for recovering rare earth elements from aluminum-bearing materials

#18
20150284278
2015-10-08

Treatment of alkaline bauxite residue

#19
20150275330
2015-10-01

Processes for treating red mud

#20
20140369907
2014-12-18

Processes for treating red mud

#21
20140299584
2014-10-09

Plasma whirl reactor apparatus and methods of use

#22
20140299459
2014-10-09

Plasma whirl reactor apparatus and methods of use

#23
20140234032
2014-08-21

Method of transshipping solid particulates in an aqueous suspension of solid particulates using mineral suspending agent

#24
20140186240
2014-07-03

Process for neutralizing bauxite dissolution residual substance and process for producing aluminum hydroxide

#25
20140091042
2014-04-03

Washing method of goethite-containing red mud

#26
20120309611
2012-12-06

METHOD FOR PRODUCING A CATALYST FOR CRACKING ORGANIC CARBON COMPOUNDS

#27
20110113925
2011-05-19

METHOD OF AND SYSTEM FOR PROCESSING RED MUD

#28
20100272632
2010-10-28

Process for neutralizing bauxite dissolution residual substance and process for producing aluminum hydroxide

#29
20100044483
2010-02-25

Plasma whirl reactor apparatus and methods of use

#30
20100044477
2010-02-25

Plasma whirl reactor apparatus and methods of use

#31
20090255371
2009-10-15

METHOD FOR OBTAINING VALUABLE PRODUCTS

#32
20090234174
2009-09-17

SOLID-PHASE ACTIVATION OF BAUXITE REFINERY RESIDUE FOR HEAVY METALS REMEDIATION

#33
20090175782
2009-07-09

Method for obtaining magnetite

#34
20090008335
2009-01-08

Use of Copolymers for Reducing Precipitates and Deposits from Inorganic and Organic Impurities in the Bayer Process for the Extraction of Aluminium Hydroxide

#35
20080110837
2008-05-15

Transfer of slurry in a bayer process

#36
20060144797
2006-07-06

Processes for the treatment of a waste material having a high ph and/or alkalinity

#37
20060051286
2006-03-09

Double replacement cation neutralization of high alkalinity waste materials

#38
20050087107
2005-04-28

Building and other materials containing treated bauxite tailings and process for making same